| Stationary Source Name |
SSID |
Inventory Year |
ATEIP Approval Letter |
ATEIR Approval Letter |
HRA Results |
Public Notification |
Approved RRAP |
Facility Webpage |
| ExxonMobil – SYU Project |
01482 |
2013 |
8/26/2019 ExxonMobil SYU 2013 ATEIP Letter |
11/12/2019 ExxonMobil SYU 2013 ATEIR Letter |
Cancer risk: 9.7/million
Chronic HI: <0.1
8-hour HI: <0.1
Acute HI: 0.7
|
N/A |
N/A |
N/A |
| Orcutt Hill and Casmalia Oil Fields |
02667 |
2024 |
6/25/2026 Orcutt Hill and Casmalia Oil Fields 2024 ATEIP Letter |
6/25/2026 Orcutt Hill and Casmalia Oil Fields 2024 ATEIR Letter |
Under Review by OEHHA |
|
|
|
| Santa Maria Regional Landfill |
08713 |
2022 |
Under Review |
|
|
|
|
|
| Lompoc Sanitary Landfill |
08772 |
2018 |
8/16/2022 Lompoc Landfill 2018 ATEIP Letter (opens in a new tab) |
2/27/2024 Lompoc Landfill ATEIR Letter (opens in a new tab) |
|
|
|
|
| Lockheed Martin – SB Focalplane (opens in a new tab) |
09313 |
2018 |
1/31/2022 Lockheed Martin 2018 ATEIP Letter (opens in a new tab) |
1/31/2022 Lockheed ATEIR Letter (opens in a new tab) |
Cancer risk: 0.8/million
Chronic HI: < 0.1
8-hour HI: <0.1
Acute HI: 1.2 |
Online Notification Only October 2025 – No residences or businesses within risk footprint |
6/17/2025 Conditional Approval of RRAP (opens in a new tab)
and
March 2025 LMC RRAP (opens in a new tab) |
Lockheed Martin Santa Barbara Focalplane in AB 2588 |
| E & B – South Cuyama |
01073 |
2018 |
9/29/2022 E & B 2018 ATEIP Letter |
|
|
|
|
|
| Vandenberg Space Force Base |
01195 |
2018 |
2/3/2022 VSFB 2018 ATEIP Letter |
3/29/2022 VSFB ATEIR Letter (opens in a new tab) |
Cancer risk: 30.7/million
Chronic HI: 0.4
8-hour HI: 0.1
Acute HI: 1.0 |
Preparation in process – Expected Fall 2026 |
7/21/2026 Conditional Approval of RRAP (opens in a new tab) and June 2026 VSFB RRAP (opens in a new tab) |
|
| UCSB |
02795 |
2018 |
3/1/2021 UCSB 2018 ATEIP Letter (opens in a new tab) |
5/3/2023 UCSB ATEIR Letter (opens in a new tab) |
Cancer risk: 9.8/million
Chronic HI: 0.6
8-hour HI: 0.1
Acute HI: 12.9 |
Online Notification Only July 2026 – No residences or businesses within risk footprint |
Conditional Approval of RRAP (opens in a new tab) and December 2025 UCSB RRAP (opens in a new tab) |
UCSB in AB2588 (opens in a new tab) |
| NuSil Technology |
04621 |
2023 |
6/24/2025 NuSil 2023 ATEIP/R Letter |
6/24/2025 NuSil 2023 ATEIP/R Letter |
Under Review by OEHHA |
|
|
|
